采集

This paper introduces the method for directive generation of adit graphic files with the information from multiple sources acquired during tunnel construction using MAPGIS component technology.

利用MAPGIS组件技术，实现了将隧道施工中采集的多源种类数据信息直接生成MAPGIS支持的平硐图形文件，并且能将平硐的图形信息和隧道采集数据进行连接与同时管理的功能。

A dynamic monitoring and identifying system of Fe2O3 series gas sensors for the research of electronic nose is introduced. The system has 6 channels to input 0~2.5V voltage signals, measures system temperature, makes thermoregulation for sensor with hardware and has LCD screen and voice function. The heating circuit using TL494 chip and PWM mode is realized. Offline and online identification is realized. The hardware design is based on 16 bits MSP430F149 microcontroller. The software design for digital acquisition and identification based on Windows operating system is compiled by Visual Basic 6.0. The test results show that friendly interface, simple operation, accurate data, reliability and stability are obtained. The real-time monitoring for all of the sensors in aerometry or identification can be realized by BP ANN.

介绍了一种用于电子鼻研究的Fe2O3系列气敏传感器阵列动态测试、控制和识别系统；该系统能够同时采集6路0~2.5V的模拟电压信号，测量系统温度、硬件对传感器进行温度补偿，同时具有液晶显示和语音功能；加热电路用TL494芯片采用PWM方式实现，能实现脱机和联机两种不同的识别模式；以16位单片机MSP430F149为核心设计了硬件系统，用Visual Basic 6.0设计了基于Windows操作系统下的数据采集与模式识别软件；该软件界面友好，操作简单，数据结果准确，运行可靠、稳定，既可以长时间实时显示各传感器的全部动态响应过程，又可以用BP神经网络进行模式识别。

Based on a data collecting system of moving and static test-bed about helicopter airscrew,the paper designed principal axis low speed control system ,namely designed electric control system, speed measuring system of it and researched a debugging shceme about low speed control system.

本文以"直升机旋翼动平衡试验台数据采集工程"为背景，设计了"直升机旋翼动平衡试验台数据采集系统"工程中的主轴低速控制系统，即对低速控制系统中的电控系统和测速系统进行了设计，并结合实际工程给出了系统的调试方案和最后的实验结果。

In this paper, we analyse the characteristic of the traditional collection card, which processes of multi- channel analog signal, introducing the principle and design project of the collection card, describing the relation of each module and scheduling of module in detail.

本文通过分析传统的多通道模拟信号的采集系统电路的特点，介绍了多通道可编程采集卡的总体设计方案及其原理，并详细描述了各个模块之间的状态关系和工作时序。

With the change of the interval, analog output channel outputs variant voltage to frequency converter that controls the speed of the motor.

根据载荷设定值的大小，系统根据等比关系将其模糊化成几个区间，并确定当前采集到的载荷的区间号，根据区间的变化赋予采集卡的模拟输出通道一定电压输出到变频器，最终控制电动机的转速，使整个加载过程保持平稳。

Multi-channel data acquisition and communication system is a special use in motion detection device of the analog data acquisition system.

多路数据采集与通信系统是一个使用在特殊的运动检测装置上的模拟量数据采集系统。

Analog data acquisition port option is a very good acquisition system source code.

数据采集模拟端口选择，是一个采集系统很好的源代码。

A kind of data acquisition system based on universal serial bus was designed which was used to acquire well logging analog data.

设计了一种基於通用串行总线的用於采集测井模拟信号的数据采集系统。

The most important factors that must be considered in a data acquiring circuit are the precision and the anti-aliasing filtering.

数据采集的精度及对数据采集的抗混叠滤波，在电路设计中是很重要的考虑因素。

The designed terminal can collect too many electric parameters such as voltage RMS, current RMS, digital waveform of voltage and current, active power, reactive power, apparent power, frequency and current temperature etc.

该终端可以采集三相电压、电流的有效值，三相电压、电流的数字波形，三相有功、无功、视在功率，频率，现场温度等各种电力参数，还可以同时采集3路脉冲量，8路模拟量。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了